National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Cobb County International Airport - McCollum Field (KRYY)

Lat: 34.01°NLon: 84.6°WElev: 997ft.

Fair

81°F

27°C

Humidity 61%
Wind Speed Calm
Barometer 30.01 in (1014.8 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 26 Aug 9:50 pm EDT
Extended Forecast for

3 Miles NNW Acworth GA

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 3am. Mostly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after noon. Patchy fog before 9am. Otherwise, partly sunny, with a high near 92. Heat index values as high as 100. Calm wind becoming northwest around 5 mph.

    High: 92 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms

  • Friday

    Friday: A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 91. Heat index values as high as 99. Calm wind becoming northwest around 5 mph. Chance of precipitation is 40%.

    High: 91 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69.

    Low: 69 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 70.

    Low: 70 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 3am. Mostly cloudy, with a low around 70. Calm wind.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after noon. Patchy fog before 9am. Otherwise, partly sunny, with a high near 92. Heat index values as high as 100. Calm wind becoming northwest around 5 mph.
Thursday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 30%.
Friday
A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 91. Heat index values as high as 99. Calm wind becoming northwest around 5 mph. Chance of precipitation is 40%.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69. Calm wind.
Saturday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69.
Sunday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.
Sunday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 70.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92.
Monday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 93.
Tuesday Night
A 10 percent chance of showers and thunderstorms. Mostly clear, with a low around 71.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Acworth GA
 34.09°N 84.7°W (Elev. 889 ft)
Last Update:
2:26 pm EDT Aug 26, 2026
Forecast Valid:
10pm EDT Aug 26, 2026-6pm EDT Sep 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation